aFe Magnum FLOW T.O.P. Universal Round Racing Air Filter w/ Pro 5R Media (18-31404) 1705 Snow Performance Hypersonic Water-Methanol Nozzles

Snow Performance Hypersonic Water-Methanol Nozzles with High Flow Check Valve

NX2-XTR6 kit features an Xtreme pressure plate for the most demanding driver

providing a 63% increase in total volume and 209% more flow area than the stock top mount

balanced to perfection

and verified horsepower gains for BMW enthusiasts

aFe Magnum FLOW T.O.P. Universal Round Racing Air Filter w/ Pro 5R Media (18-31404) 1705 Snow Performance Hypersonic Water-Methanol NozzlesMagnum Flow TOP Racer Pro 5R Round Panel Blue Air Filter (18 31404) by aFe. The T. O. P. Racer is a patented design by aFe which allows air flow from the side and top of the filter in a single piece design. aFe (Advanced Flow Engineering, Inc.) manufactures performance products for late model cars, light trucks and SUVs. The company was founded in 1999 with an initial concentration on high performance air filters. Since then, the company product line